Transmitter for a heart rate monitor



FIG. 1 is a perspective top view of a transmitter for a heart rate monitor showing my new design;

FIG. 2 is a perspective bottom view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof; and,

FIG. 7 is a side view thereof, the opposite side view being a mirror image thereof. 

The ornamental design for a transmitter for a heart rate monitor, as shown and described. 